system-manager/furios: init

added the file by mistake in c50997477f lol

flake.nix

@@ -6,9 +6,9 @@
     nixpkgs-test.url = "github:NixOS/nixpkgs/refs/pull/295155/head"; # for testing
     nixpkgs-edge.url = "github:NixOS/nixpkgs/nixos-unstable"; # "edge" is four letters
     nixpkgs-2411.url = "github:NixOS/nixpkgs/nixos-24.11";
-    nixpkgs-2405.url = "github:NixOS/nixpkgs/nixos-24.05";
-    nixpkgs-2311.url = "github:NixOS/nixpkgs/nixos-23.11";
-    nixpkgs-2305.url = "github:NixOS/nixpkgs/nixos-23.05";
+    nixpkgs-2405.url = "github:NixOS/nixpkgs/nixos-24.05"; # for old docs
+    nixpkgs-2311.url = "github:NixOS/nixpkgs/nixos-23.11"; # for old docs
+    nixpkgs-2305.url = "github:NixOS/nixpkgs/nixos-23.05"; # for old docs
     nixpkgs-2211.url = "github:NixOS/nixpkgs/nixos-22.11"; # for old docs
     nixpkgs-2205.url = "github:NixOS/nixpkgs/nixos-22.05"; # for old docs
     nixpkgs-2111.url = "github:NixOS/nixpkgs/nixos-21.11"; # for old docs
@@ -37,6 +37,14 @@
     # https://github.com/NixOS/nixos-hardware
     nixos-hardware.url = "github:NixOS/nixos-hardware";
 
+    # https://github.com/numtide/system-manager
+    system-manager-edge.url = "github:numtide/system-manager";
+    system-manager-edge.inputs.nixpkgs.follows = "nixpkgs-edge";
+
+    # https://github.com/soupglasses/nix-system-graphics
+    nix-system-graphics-edge.url = "github:soupglasses/nix-system-graphics";
+    nix-system-graphics-edge.inputs.nixpkgs.follows = "nixpkgs-edge";
+
     # https://github.com/tfc/nspawn-nixos
     nixos-nspawn.url = "github:tfc/nspawn-nixos";
     nixos-nspawn.flake = false; # we don't use it /shrug
@@ -191,6 +199,7 @@
 
       nixpkgs.overlays = [
         self.overlays.pbsdspkgs
+        inputs.system-manager-edge.overlays.packages
         (final: prev: {
           unstable = import inputs.unstable {
             inherit system;
@@ -405,10 +414,24 @@
       ))
     ];
 
+    systemConfigs = let
+      mkSystem = name: inputs: system: inputs.system-manager-edge.lib.makeSystemConfig {
+        modules = [
+          { nixpkgs.hostPlatform = system; }
+          { system-manager.allowAnyDistro = true; }
+          inputs.nix-system-graphics-edge.systemModules.default
+          ./hosts/system-manager/${name}/configuration.nix
+        ];
+      };
+    in {
+      furios = mkSystem "furios" inputs-edge "aarch64-linux";
+    };
+
     devShells = forAllSystems ({ pkgs, system, ... }: let
       mkShell = packages: pkgs.mkShellNoCC { inherit packages; };
       envrc-pkgs = [
         self.packages.${system}.nixos-rebuild-nom
+        inputs-edge.system-manager-edge.packages.${system}.system-manager
         pkgs.home-manager
         pkgs.nix-output-monitor
         pkgs.cachix
@@ -428,6 +451,7 @@
       ]);
       remoteenv = mkShell [
         self.packages.${system}.nixos-rebuild-nom
+        inputs-edge.system-manager-edge.packages.${system}.system-manager
         pkgs.age
         pkgs.ssh-to-age
         pkgs.just